shithub: opus

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fix stack handling

--- a/libcelt/celt.c

+++ b/libcelt/celt.c

@@ -674,6 +674,7 @@

    const int C = CHANNELS(st->mode);

    const int N = st->block_size;

    VARDECL(celt_int16_t, in);

+   SAVE_STACK;

    ALLOC(in, C*N, celt_int16_t);

    for (j=0;j<C*N;j++)

@@ -687,6 +688,7 @@

    } else {

      ret=celt_encode(st,in,NULL,compressed,nbCompressedBytes);

    }

+   RESTORE_STACK;

    return ret;

 }

@@ -698,7 +700,7 @@

    VARDECL(celt_sig_t, in);

    const int C = CHANNELS(st->mode);

    const int N = st->block_size;

-

+   SAVE_STACK;

    ALLOC(in, C*N, celt_sig_t);

    for (j=0;j<C*N;j++) {

      in[j] = SCALEOUT(pcm[j]);

@@ -711,7 +713,7 @@

    } else {

       ret = celt_encode_float(st,in,NULL,compressed,nbCompressedBytes);

    }

-

+   RESTORE_STACK;

    return ret;

 }

 #endif

@@ -1048,6 +1050,7 @@

    const int C = CHANNELS(st->mode);

    const int N = st->block_size;

    VARDECL(celt_int16_t, out);

+   SAVE_STACK;

    ALLOC(out, C*N, celt_int16_t);

    ret=celt_decode(st, data, len, out);

@@ -1054,7 +1057,7 @@

    for (j=0;j<C*N;j++)

      pcm[j]=out[j]*(1/32768.);

-

+   RESTORE_STACK;

    return ret;

 }

 #endif /*DISABLE_FLOAT_API*/

@@ -1065,7 +1068,7 @@

    VARDECL(celt_sig_t, out);

    const int C = CHANNELS(st->mode);

    const int N = st->block_size;

-

+   SAVE_STACK;

    ALLOC(out, C*N, celt_sig_t);

    ret=celt_decode_float(st, data, len, out);

@@ -1073,6 +1076,7 @@

    for (j=0;j<C*N;j++)

      pcm[j] = FLOAT2INT16 (out[j]);

+   RESTORE_STACK;

    return ret;

 }

 #endif